2020894864

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{12703}}^1$

素因数の和:12935

約数の個数: 40

約数和(自身を含む): 4004402432

約数和(自身を除く): 1983507568

約数列:

[1, 2, 4, 8, 16, 61, 122, 163, 244, 326, 488, 652, 976, 1304, 2608, 9943, 12703, 19886, 25406, 39772, 50812, 79544, 101624, 159088, 203248, 774883, 1549766, 2070589, 3099532, 4141178, 6199064, 8282356, 12398128, 16564712, 33129424, 126305929, 252611858, 505223716, 1010447432, 2020894864]

約数ペア:

[(1, 2020894864), (2, 1010447432), (4, 505223716), (8, 252611858), (16, 126305929), (61, 33129424), (122, 16564712), (163, 12398128), (244, 8282356), (326, 6199064), (488, 4141178), (652, 3099532), (976, 2070589), (1304, 1549766), (2608, 774883), (9943, 203248), (12703, 159088), (19886, 101624), (25406, 79544), (39772, 50812)]